/*
 * File: CCriticalSection.h
 * Copyright (c) 2010. Silviu Caragea <silviu@intelliproject.net>
 * Created on Aug 21, 2010, 10:14 PM
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  1.Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  2.Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *  3.All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *       This product includes software developed by the University of
 *       California, Berkeley and its contributors.
 *  4.Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef CCRITICALSECTION_H_
#define CCRITICALSECTION_H_

#ifdef WIN32
#include <windows.h>
#else
#include <pthread.h>
#endif

#include "../config.h"

namespace litevent{
namespace util{

class CCriticalSection
{
public:

    CCriticalSection()
    {
#ifdef WIN32
        InitializeCriticalSection(&m_critSection);
#else
        pthread_mutex_init(&_lock, NULL);
#endif      
    };

    ~CCriticalSection()
    {
#ifdef WIN32
        DeleteCriticalSection(&m_critSection);
#else
        pthread_mutex_destroy(&_lock);
#endif        
    }

    inline void lock()
    {
#ifdef WIN32
        EnterCriticalSection(&m_critSection);
#else
        pthread_mutex_lock(&_lock);
#endif          
    }

    inline void unlock()
    {
#ifdef WIN32
        LeaveCriticalSection(&m_critSection);
#else
        pthread_mutex_unlock(&_lock);
#endif         
    }

private:

#ifdef WIN32
    CRITICAL_SECTION m_critSection;
#else
    pthread_mutex_t _lock;
#endif

};

}} //namespace end

#endif /* CCRITICALSECTION_H_ */
